These entries are queried from radb.net using whois, you can try my project getting these.
:AS138600 route: 103.134.56.0/22 origin: AS138600 descr: Pallab Miatra 43/1, Purba Dashora, Khan Bahadur College Road, mnt-by: MAINT-ABI-BD last-modified: 2019-02-05T09:29:35Z source: APNIC rpki-ov-state: valid route: 103.134.56.0/23 origin: AS138600 descr: Pallab Miatra 43/1, Purba Dashora, Khan Bahadur College Road, mnt-by: MAINT-ABI-BD last-modified: 2019-02-05T09:29:00Z source: APNIC rpki-ov-state: valid route: 103.134.56.0/24 origin: AS138600 descr: Pallab Miatra 43/1, Purba Dashora, Khan Bahadur College Road, mnt-by: MAINT-ABI-BD last-modified: 2019-02-05T09:26:50Z source: APNIC rpki-ov-state: valid route: 103.134.57.0/24 origin: AS138600 descr: Pallab Miatra 43/1, Purba Dashora, Khan Bahadur College Road, mnt-by: MAINT-ABI-BD last-modified: 2019-02-05T09:27:22Z source: APNIC rpki-ov-state: valid route: 103.134.58.0/23 origin: AS138600 descr: Pallab Miatra 43/1, Purba Dashora, Khan Bahadur College Road, mnt-by: MAINT-ABI-BD last-modified: 2019-02-05T09:29:18Z source: APNIC rpki-ov-state: valid route: 103.134.58.0/24 origin: AS138600 descr: Pallab Miatra 43/1, Purba Dashora, Khan Bahadur College Road, mnt-by: MAINT-ABI-BD last-modified: 2019-02-05T09:27:39Z source: APNIC rpki-ov-state: valid route: 103.134.59.0/24 origin: AS138600 descr: Pallab Miatra 43/1, Purba Dashora, Khan Bahadur College Road, mnt-by: MAINT-ABI-BD last-modified: 2019-02-05T09:28:04Z source: APNIC rpki-ov-state: valid route6: 2401:84e0::/32 origin: AS138600 descr: Pallab Miatra 43/1, Purba Dashora, Khan Bahadur College Road, mnt-by: MAINT-ABI-BD last-modified: 2024-03-03T07:38:47Z source: APNIC rpki-ov-state: valid